... hunting whales? Because they want to catch whales for food, oil, leather and other products. Listen and repeat. mammal, blue whale. Atlantic, Pacific, krill , whaling, migrate, conservation While ... feed in the cold weather? - Because there is a lot of krill-their favorite food in cold waters. 3. According to the listening passage, what are the food feeding grounds for whales? - Cold waters ... in the North South Atlantic Ocean and the North and South Pacific. 4. What is the main reason for the decrease in whale populations? - Heavy hunting 5. What are the conservation groups asked...